1 # SPDX-License-Identifier: GPL-2.0 !! 1 config 64BIT 2 # !! 2 bool "64-bit kernel" if ARCH = "sparc" 3 # For a description of the syntax of this conf !! 3 default ARCH = "sparc64" 4 # see Documentation/kbuild/kconfig-language.rs !! 4 help 5 # !! 5 SPARC is a family of RISC microprocessors designed and marketed by >> 6 Sun Microsystems, incorporated. They are very widely found in Sun >> 7 workstations and clones. 6 8 7 config OPENRISC !! 9 Say yes to build a 64-bit kernel - formerly known as sparc64 8 def_bool y !! 10 Say no to build a 32-bit kernel - formerly known as sparc 9 select ARCH_32BIT_OFF_T !! 11 10 select ARCH_HAS_DMA_SET_UNCACHED !! 12 config SPARC 11 select ARCH_HAS_DMA_CLEAR_UNCACHED !! 13 bool 12 select ARCH_HAS_SYNC_DMA_FOR_DEVICE !! 14 default y 13 select COMMON_CLK !! 15 select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI >> 16 select ARCH_MIGHT_HAVE_PC_SERIO 14 select OF 17 select OF 15 select OF_EARLY_FLATTREE !! 18 select OF_PROMTREE 16 select IRQ_DOMAIN !! 19 select HAVE_IDE 17 select GPIOLIB !! 20 select HAVE_OPROFILE >> 21 select HAVE_ARCH_KGDB if !SMP || SPARC64 18 select HAVE_ARCH_TRACEHOOK 22 select HAVE_ARCH_TRACEHOOK 19 select SPARSE_IRQ !! 23 select HAVE_EXIT_THREAD 20 select GENERIC_IRQ_CHIP !! 24 select SYSCTL_EXCEPTION_TRACE 21 select GENERIC_IRQ_PROBE !! 25 select RTC_CLASS >> 26 select RTC_DRV_M48T59 >> 27 select RTC_SYSTOHC >> 28 select HAVE_DMA_API_DEBUG >> 29 select HAVE_ARCH_JUMP_LABEL if SPARC64 22 select GENERIC_IRQ_SHOW 30 select GENERIC_IRQ_SHOW >> 31 select ARCH_WANT_IPC_PARSE_VERSION 23 select GENERIC_PCI_IOMAP 32 select GENERIC_PCI_IOMAP 24 select GENERIC_IOREMAP !! 33 select HAVE_NMI_WATCHDOG if SPARC64 25 select GENERIC_CPU_DEVICES !! 34 select HAVE_CBPF_JIT 26 select HAVE_PCI !! 35 select HAVE_DEBUG_BUGVERBOSE 27 select HAVE_UID16 << 28 select HAVE_PAGE_SIZE_8KB << 29 select GENERIC_ATOMIC64 << 30 select GENERIC_CLOCKEVENTS_BROADCAST << 31 select GENERIC_SMP_IDLE_THREAD 36 select GENERIC_SMP_IDLE_THREAD >> 37 select GENERIC_CLOCKEVENTS >> 38 select GENERIC_STRNCPY_FROM_USER >> 39 select GENERIC_STRNLEN_USER 32 select MODULES_USE_ELF_RELA 40 select MODULES_USE_ELF_RELA 33 select HAVE_DEBUG_STACKOVERFLOW !! 41 select ODD_RT_SIGACTION 34 select OR1K_PIC !! 42 select OLD_SIGSUSPEND 35 select CPU_NO_EFFICIENT_FFS if !OPENRI !! 43 select ARCH_HAS_SG_CHAIN 36 select ARCH_USE_QUEUED_RWLOCKS !! 44 select CPU_NO_EFFICIENT_FFS 37 select OMPIC if SMP !! 45 select HAVE_ARCH_HARDENED_USERCOPY 38 select PCI_DOMAINS_GENERIC if PCI !! 46 select LOCKDEP_SMALL if LOCKDEP 39 select PCI_MSI if PCI !! 47 select ARCH_WANT_RELAX_ORDER 40 select ARCH_WANT_FRAME_POINTERS << 41 select GENERIC_IRQ_MULTI_HANDLER << 42 select MMU_GATHER_NO_RANGE if MMU << 43 select TRACE_IRQFLAGS_SUPPORT << 44 48 45 config CPU_BIG_ENDIAN !! 49 config SPARC32 >> 50 def_bool !64BIT >> 51 select GENERIC_ATOMIC64 >> 52 select CLZ_TAB >> 53 select HAVE_UID16 >> 54 select OLD_SIGACTION >> 55 >> 56 config SPARC64 >> 57 def_bool 64BIT >> 58 select HAVE_FUNCTION_TRACER >> 59 select HAVE_FUNCTION_GRAPH_TRACER >> 60 select HAVE_KRETPROBES >> 61 select HAVE_KPROBES >> 62 select HAVE_RCU_TABLE_FREE if SMP >> 63 select HAVE_MEMBLOCK >> 64 select HAVE_MEMBLOCK_NODE_MAP >> 65 select HAVE_ARCH_TRANSPARENT_HUGEPAGE >> 66 select HAVE_DYNAMIC_FTRACE >> 67 select HAVE_FTRACE_MCOUNT_RECORD >> 68 select HAVE_SYSCALL_TRACEPOINTS >> 69 select HAVE_CONTEXT_TRACKING >> 70 select HAVE_DEBUG_KMEMLEAK >> 71 select SPARSE_IRQ >> 72 select RTC_DRV_CMOS >> 73 select RTC_DRV_BQ4802 >> 74 select RTC_DRV_SUN4V >> 75 select RTC_DRV_STARFIRE >> 76 select HAVE_PERF_EVENTS >> 77 select PERF_USE_VMALLOC >> 78 select IRQ_PREFLOW_FASTEOI >> 79 select ARCH_HAVE_NMI_SAFE_CMPXCHG >> 80 select HAVE_C_RECORDMCOUNT >> 81 select NO_BOOTMEM >> 82 select HAVE_ARCH_AUDITSYSCALL >> 83 select ARCH_SUPPORTS_ATOMIC_RMW >> 84 select HAVE_NMI >> 85 select HAVE_REGS_AND_STACK_ACCESS_API >> 86 >> 87 config ARCH_DEFCONFIG >> 88 string >> 89 default "arch/sparc/configs/sparc32_defconfig" if SPARC32 >> 90 default "arch/sparc/configs/sparc64_defconfig" if SPARC64 >> 91 >> 92 config ARCH_PROC_KCORE_TEXT 46 def_bool y 93 def_bool y 47 94 >> 95 config ARCH_ATU >> 96 bool >> 97 default y if SPARC64 >> 98 >> 99 config ARCH_DMA_ADDR_T_64BIT >> 100 bool >> 101 default y if ARCH_ATU >> 102 >> 103 config IOMMU_HELPER >> 104 bool >> 105 default y if SPARC64 >> 106 >> 107 config STACKTRACE_SUPPORT >> 108 bool >> 109 default y if SPARC64 >> 110 >> 111 config LOCKDEP_SUPPORT >> 112 bool >> 113 default y if SPARC64 >> 114 >> 115 config ARCH_HIBERNATION_POSSIBLE >> 116 def_bool y if SPARC64 >> 117 >> 118 config AUDIT_ARCH >> 119 bool >> 120 default y >> 121 >> 122 config HAVE_SETUP_PER_CPU_AREA >> 123 def_bool y if SPARC64 >> 124 >> 125 config NEED_PER_CPU_EMBED_FIRST_CHUNK >> 126 def_bool y if SPARC64 >> 127 >> 128 config NEED_PER_CPU_PAGE_FIRST_CHUNK >> 129 def_bool y if SPARC64 >> 130 48 config MMU 131 config MMU 49 def_bool y !! 132 bool >> 133 default y 50 134 51 config GENERIC_HWEIGHT !! 135 config HIGHMEM 52 def_bool y !! 136 bool >> 137 default y if SPARC32 >> 138 >> 139 config ZONE_DMA >> 140 bool >> 141 default y if SPARC32 53 142 54 config NO_IOPORT_MAP !! 143 config NEED_DMA_MAP_STATE 55 def_bool y 144 def_bool y 56 145 57 # For now, use generic checksum functions !! 146 config NEED_SG_DMA_LENGTH 58 #These can be reimplemented in assembly later << 59 config GENERIC_CSUM << 60 def_bool y 147 def_bool y 61 148 62 config STACKTRACE_SUPPORT !! 149 config GENERIC_ISA_DMA 63 def_bool y !! 150 bool >> 151 default y if SPARC32 64 152 65 config LOCKDEP_SUPPORT !! 153 config ARCH_SUPPORTS_DEBUG_PAGEALLOC 66 def_bool y !! 154 def_bool y if SPARC64 >> 155 >> 156 config PGTABLE_LEVELS >> 157 default 4 if 64BIT >> 158 default 3 >> 159 >> 160 config ARCH_SUPPORTS_UPROBES >> 161 def_bool y if SPARC64 >> 162 >> 163 source "init/Kconfig" >> 164 >> 165 source "kernel/Kconfig.freezer" 67 166 68 menu "Processor type and features" 167 menu "Processor type and features" 69 168 70 choice !! 169 config SMP 71 prompt "Subarchitecture" !! 170 bool "Symmetric multi-processing support" 72 default OR1K_1200 !! 171 ---help--- >> 172 This enables support for systems with more than one CPU. If you have >> 173 a system with only one CPU, say N. If you have a system with more >> 174 than one CPU, say Y. 73 175 74 config OR1K_1200 !! 176 If you say N here, the kernel will run on uni- and multiprocessor 75 bool "OR1200" !! 177 machines, but will use only one CPU of a multiprocessor machine. If 76 help !! 178 you say Y here, the kernel will run on many, but not all, 77 Generic OpenRISC 1200 architecture !! 179 uniprocessor machines. On a uniprocessor machine, the kernel >> 180 will run faster if you say N here. >> 181 >> 182 People using multiprocessor machines who say Y here should also say >> 183 Y to "Enhanced Real Time Clock Support", below. The "Advanced Power >> 184 Management" code will be disabled if you say Y here. 78 185 79 endchoice !! 186 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO >> 187 available at <http://www.tldp.org/docs.html#howto>. 80 188 81 config DCACHE_WRITETHROUGH !! 189 If you don't know what to do here, say N. 82 bool "Have write through data caches" << 83 default n << 84 help << 85 Select this if your implementation f << 86 Selecting 'N' here will allow the ke << 87 caches at relevant times. Most OpenR << 88 through data caches. << 89 190 90 If unsure say N here !! 191 config NR_CPUS >> 192 int "Maximum number of CPUs" >> 193 depends on SMP >> 194 range 2 32 if SPARC32 >> 195 range 2 4096 if SPARC64 >> 196 default 32 if SPARC32 >> 197 default 4096 if SPARC64 >> 198 >> 199 source kernel/Kconfig.hz >> 200 >> 201 config RWSEM_GENERIC_SPINLOCK >> 202 bool >> 203 default y if SPARC32 >> 204 >> 205 config RWSEM_XCHGADD_ALGORITHM >> 206 bool >> 207 default y if SPARC64 91 208 92 config OPENRISC_BUILTIN_DTB !! 209 config GENERIC_HWEIGHT 93 string "Builtin DTB" !! 210 bool 94 default "" !! 211 default y 95 212 96 menu "Class II Instructions" !! 213 config GENERIC_CALIBRATE_DELAY >> 214 bool >> 215 default y 97 216 98 config OPENRISC_HAVE_INST_FF1 !! 217 config ARCH_MAY_HAVE_PC_FDC 99 bool "Have instruction l.ff1" !! 218 bool 100 default y 219 default y 101 help << 102 Select this if your implementation h << 103 220 104 config OPENRISC_HAVE_INST_FL1 !! 221 config EMULATED_CMPXCHG 105 bool "Have instruction l.fl1" !! 222 bool >> 223 default y if SPARC32 >> 224 help >> 225 Sparc32 does not have a CAS instruction like sparc64. cmpxchg() >> 226 is emulated, and therefore it is not completely atomic. >> 227 >> 228 # Makefile helpers >> 229 config SPARC32_SMP >> 230 bool 106 default y 231 default y 107 help !! 232 depends on SPARC32 && SMP 108 Select this if your implementation h << 109 233 110 config OPENRISC_HAVE_INST_MUL !! 234 config SPARC64_SMP 111 bool "Have instruction l.mul for hardw !! 235 bool 112 default y 236 default y 113 help !! 237 depends on SPARC64 && SMP 114 Select this if your implementation h << 115 238 116 config OPENRISC_HAVE_INST_DIV !! 239 config EARLYFB 117 bool "Have instruction l.div for hardw !! 240 bool "Support for early boot text console" 118 default y 241 default y >> 242 depends on SPARC64 119 help 243 help 120 Select this if your implementation h !! 244 Say Y here to enable a faster early framebuffer boot console. 121 245 122 config OPENRISC_HAVE_INST_CMOV !! 246 config SECCOMP 123 bool "Have instruction l.cmov for cond !! 247 bool "Enable seccomp to safely compute untrusted bytecode" 124 default n !! 248 depends on SPARC64 && PROC_FS >> 249 default y 125 help 250 help 126 This config enables gcc to generate !! 251 This kernel feature is useful for number crunching applications 127 the kernel which in general will imp !! 252 that may need to compute untrusted bytecode during their 128 binary size. !! 253 execution. By using pipes or other transports made available to 129 !! 254 the process as file descriptors supporting the read/write 130 Select this if your implementation h !! 255 syscalls, it's possible to isolate those applications in 131 l.cmov conistional move instruction. !! 256 their own address space using seccomp. Once seccomp is >> 257 enabled via /proc/<pid>/seccomp, it cannot be disabled >> 258 and the task is only allowed to execute a few safe syscalls >> 259 defined by each seccomp mode. >> 260 >> 261 If unsure, say Y. Only embedded should say N here. >> 262 >> 263 config HOTPLUG_CPU >> 264 bool "Support for hot-pluggable CPUs" >> 265 depends on SPARC64 && SMP >> 266 help >> 267 Say Y here to experiment with turning CPUs off and on. CPUs >> 268 can be controlled through /sys/devices/system/cpu/cpu#. >> 269 Say N if you want to disable CPU hotplug. >> 270 >> 271 if SPARC64 >> 272 source "drivers/cpufreq/Kconfig" >> 273 endif >> 274 >> 275 config US3_MC >> 276 tristate "UltraSPARC-III Memory Controller driver" >> 277 depends on SPARC64 >> 278 default y >> 279 help >> 280 This adds a driver for the UltraSPARC-III memory controller. >> 281 Loading this driver allows exact mnemonic strings to be >> 282 printed in the event of a memory error, so that the faulty DIMM >> 283 on the motherboard can be matched to the error. >> 284 >> 285 If in doubt, say Y, as this information can be very useful. >> 286 >> 287 # Global things across all Sun machines. >> 288 config GENERIC_LOCKBREAK >> 289 bool >> 290 default y >> 291 depends on SPARC64 && SMP && PREEMPT 132 292 133 Say N if you are unsure. !! 293 config NUMA >> 294 bool "NUMA support" >> 295 depends on SPARC64 && SMP >> 296 >> 297 config NODES_SHIFT >> 298 int >> 299 default "4" >> 300 depends on NEED_MULTIPLE_NODES >> 301 >> 302 # Some NUMA nodes have memory ranges that span >> 303 # other nodes. Even though a pfn is valid and >> 304 # between a node's start and end pfns, it may not >> 305 # reside on that node. See memmap_init_zone() >> 306 # for details. >> 307 config NODES_SPAN_OTHER_NODES >> 308 def_bool y >> 309 depends on NEED_MULTIPLE_NODES 134 310 135 config OPENRISC_HAVE_INST_ROR !! 311 config ARCH_SELECT_MEMORY_MODEL 136 bool "Have instruction l.ror for rotat !! 312 def_bool y if SPARC64 137 default n << 138 help << 139 This config enables gcc to generate << 140 the kernel which in general will imp << 141 binary size. << 142 313 143 Select this if your implementation h !! 314 config ARCH_SPARSEMEM_ENABLE 144 l.ror rotate right instruction. !! 315 def_bool y if SPARC64 >> 316 select SPARSEMEM_VMEMMAP_ENABLE 145 317 146 Say N if you are unsure. !! 318 config ARCH_SPARSEMEM_DEFAULT >> 319 def_bool y if SPARC64 147 320 148 config OPENRISC_HAVE_INST_RORI !! 321 config FORCE_MAX_ZONEORDER 149 bool "Have instruction l.rori for rota !! 322 int "Maximum zone order" 150 default n !! 323 default "13" 151 help 324 help 152 This config enables gcc to generate !! 325 The kernel memory allocator divides physically contiguous memory 153 the kernel which in general will imp !! 326 blocks into "zones", where each zone is a power of two number of 154 binary size. !! 327 pages. This option selects the largest power of two that the kernel >> 328 keeps in the memory allocator. If you need to allocate very large >> 329 blocks of physically contiguous memory, then you may need to >> 330 increase this value. 155 331 156 Select this if your implementation h !! 332 This config option is actually maximum order plus one. For example, 157 l.rori rotate right with immediate i !! 333 a value of 13 means that the largest free memory block is 2^12 pages. 158 334 159 Say N if you are unsure. !! 335 source "mm/Kconfig" 160 336 161 config OPENRISC_HAVE_INST_SEXT !! 337 if SPARC64 162 bool "Have instructions l.ext* for sig !! 338 source "kernel/power/Kconfig" 163 default n !! 339 endif >> 340 >> 341 config SCHED_SMT >> 342 bool "SMT (Hyperthreading) scheduler support" >> 343 depends on SPARC64 && SMP >> 344 default y >> 345 help >> 346 SMT scheduler support improves the CPU scheduler's decision making >> 347 when dealing with SPARC cpus at a cost of slightly increased overhead >> 348 in some places. If unsure say N here. >> 349 >> 350 config SCHED_MC >> 351 bool "Multi-core scheduler support" >> 352 depends on SPARC64 && SMP >> 353 default y 164 help 354 help 165 This config enables gcc to generate !! 355 Multi-core scheduler support improves the CPU scheduler's decision 166 the kernel which in general will imp !! 356 making when dealing with multi-core CPU chips at a cost of slightly 167 binary size. !! 357 increased overhead in some places. If unsure say N here. >> 358 >> 359 source "kernel/Kconfig.preempt" >> 360 >> 361 config CMDLINE_BOOL >> 362 bool "Default bootloader kernel arguments" >> 363 depends on SPARC64 168 364 169 Select this if your implementation h !! 365 config CMDLINE 170 l.exths, l.extbs, l.exthz and l.extb !! 366 string "Initial kernel command string" >> 367 depends on CMDLINE_BOOL >> 368 default "console=ttyS0,9600 root=/dev/sda1" >> 369 help >> 370 Say Y here if you want to be able to pass default arguments to >> 371 the kernel. This will be overridden by the bootloader, if you >> 372 use one (such as SILO). This is most useful if you want to boot >> 373 a kernel from TFTP, and want default options to be available >> 374 with having them passed on the command line. >> 375 >> 376 NOTE: This option WILL override the PROM bootargs setting! >> 377 >> 378 config SUN_PM >> 379 bool >> 380 default y if SPARC32 >> 381 help >> 382 Enable power management and CPU standby features on supported >> 383 SPARC platforms. >> 384 >> 385 config SPARC_LED >> 386 tristate "Sun4m LED driver" >> 387 depends on SPARC32 >> 388 help >> 389 This driver toggles the front-panel LED on sun4m systems >> 390 in a user-specifiable manner. Its state can be probed >> 391 by reading /proc/led and its blinking mode can be changed >> 392 via writes to /proc/led >> 393 >> 394 config SERIAL_CONSOLE >> 395 bool >> 396 depends on SPARC32 >> 397 default y >> 398 ---help--- >> 399 If you say Y here, it will be possible to use a serial port as the >> 400 system console (the system console is the device which receives all >> 401 kernel messages and warnings and which allows logins in single user >> 402 mode). This could be useful if some terminal or printer is connected >> 403 to that serial port. >> 404 >> 405 Even if you say Y here, the currently visible virtual console >> 406 (/dev/tty0) will still be used as the system console by default, but >> 407 you can alter that using a kernel command line option such as >> 408 "console=ttyS1". (Try "man bootparam" or see the documentation of >> 409 your boot loader (silo) about how to pass options to the kernel at >> 410 boot time.) >> 411 >> 412 If you don't have a graphics card installed and you say Y here, the >> 413 kernel will automatically use the first serial line, /dev/ttyS0, as >> 414 system console. >> 415 >> 416 If unsure, say N. >> 417 >> 418 config SPARC_LEON >> 419 bool "Sparc Leon processor family" >> 420 depends on SPARC32 >> 421 select USB_EHCI_BIG_ENDIAN_MMIO >> 422 select USB_EHCI_BIG_ENDIAN_DESC >> 423 ---help--- >> 424 If you say Y here if you are running on a SPARC-LEON processor. >> 425 The LEON processor is a synthesizable VHDL model of the >> 426 SPARC-v8 standard. LEON is part of the GRLIB collection of >> 427 IP cores that are distributed under GPL. GRLIB can be downloaded >> 428 from www.gaisler.com. You can download a sparc-linux cross-compilation >> 429 toolchain at www.gaisler.com. >> 430 >> 431 if SPARC_LEON >> 432 menu "U-Boot options" >> 433 >> 434 config UBOOT_LOAD_ADDR >> 435 hex "uImage Load Address" >> 436 default 0x40004000 >> 437 ---help--- >> 438 U-Boot kernel load address, the address in physical address space >> 439 where u-boot will place the Linux kernel before booting it. >> 440 This address is normally the base address of main memory + 0x4000. >> 441 >> 442 config UBOOT_FLASH_ADDR >> 443 hex "uImage.o Load Address" >> 444 default 0x00080000 >> 445 ---help--- >> 446 Optional setting only affecting the uImage.o ELF-image used to >> 447 download the uImage file to the target using a ELF-loader other than >> 448 U-Boot. It may for example be used to download an uImage to FLASH with >> 449 the GRMON utility before even starting u-boot. >> 450 >> 451 config UBOOT_ENTRY_ADDR >> 452 hex "uImage Entry Address" >> 453 default 0xf0004000 >> 454 ---help--- >> 455 Do not change this unless you know what you're doing. This is >> 456 hardcoded by the SPARC32 and LEON port. 171 457 172 Say N if you are unsure. !! 458 This is the virtual address u-boot jumps to when booting the Linux >> 459 Kernel. 173 460 174 endmenu 461 endmenu >> 462 endif 175 463 176 config NR_CPUS !! 464 endmenu 177 int "Maximum number of CPUs (2-32)" << 178 range 2 32 << 179 depends on SMP << 180 default "2" << 181 << 182 config SMP << 183 bool "Symmetric Multi-Processing suppo << 184 help << 185 This enables support for systems wit << 186 a system with only one CPU, say N. I << 187 than one CPU, say Y. << 188 465 189 If you don't know what to do here, s !! 466 menu "Bus options (PCI etc.)" >> 467 config SBUS >> 468 bool >> 469 default y 190 470 191 config FPU !! 471 config SBUSCHAR 192 bool "FPU support" !! 472 bool 193 default y 473 default y 194 help << 195 Say N here if you want to disable al << 196 in the kernel and reduce binary size << 197 474 198 If you don't know what to do here, s !! 475 config SUN_LDOMS >> 476 bool "Sun Logical Domains support" >> 477 depends on SPARC64 >> 478 help >> 479 Say Y here is you want to support virtual devices via >> 480 Logical Domains. >> 481 >> 482 config PCI >> 483 bool "Support for PCI and PS/2 keyboard/mouse" >> 484 help >> 485 Find out whether your system includes a PCI bus. PCI is the name of >> 486 a bus system, i.e. the way the CPU talks to the other stuff inside >> 487 your box. If you say Y here, the kernel will include drivers and >> 488 infrastructure code to support PCI bus devices. >> 489 >> 490 CONFIG_PCI is needed for all JavaStation's (including MrCoffee), >> 491 CP-1200, JavaEngine-1, Corona, Red October, and Serengeti SGSC. >> 492 All of these platforms are extremely obscure, so say N if unsure. >> 493 >> 494 config PCI_DOMAINS >> 495 def_bool PCI if SPARC64 >> 496 >> 497 config PCI_SYSCALL >> 498 def_bool PCI >> 499 >> 500 config PCIC_PCI >> 501 bool >> 502 depends on PCI && SPARC32 && !SPARC_LEON >> 503 default y 199 504 200 source "kernel/Kconfig.hz" !! 505 config LEON_PCI >> 506 bool >> 507 depends on PCI && SPARC_LEON >> 508 default y 201 509 202 config OPENRISC_NO_SPR_SR_DSX !! 510 config SPARC_GRPCI1 203 bool "use SPR_SR_DSX software emulatio !! 511 bool "GRPCI Host Bridge Support" >> 512 depends on LEON_PCI >> 513 default y >> 514 help >> 515 Say Y here to include the GRPCI Host Bridge Driver. The GRPCI >> 516 PCI host controller is typically found in GRLIB SPARC32/LEON >> 517 systems. The driver has one property (all_pci_errors) controlled >> 518 from the bootloader that makes the GRPCI to generate interrupts >> 519 on detected PCI Parity and System errors. >> 520 >> 521 config SPARC_GRPCI2 >> 522 bool "GRPCI2 Host Bridge Support" >> 523 depends on LEON_PCI 204 default y 524 default y 205 help 525 help 206 SPR_SR_DSX bit is status register bi !! 526 Say Y here to include the GRPCI2 Host Bridge Driver. 207 the last exception has happened in d << 208 527 209 OpenRISC architecture makes it optio !! 528 source "drivers/pci/Kconfig" 210 in hardware and the OR1200 does not << 211 529 212 Say N here if you know that your Ope !! 530 source "drivers/pcmcia/Kconfig" 213 SPR_SR_DSX bit implemented. Say Y if << 214 531 215 config OPENRISC_HAVE_SHADOW_GPRS !! 532 config SUN_OPENPROMFS 216 bool "Support for shadow gpr files" if !! 533 tristate "Openprom tree appears in /proc/openprom" 217 default y if SMP << 218 help 534 help 219 Say Y here if your OpenRISC processo !! 535 If you say Y, the OpenPROM device tree will be available as a 220 register files. They will in such ca !! 536 virtual file system, which you can mount to /proc/openprom by "mount 221 scratch reg storage on exception ent !! 537 -t openpromfs none /proc/openprom". 222 538 223 On SMP systems, this feature is mand !! 539 To compile the /proc/openprom support as a module, choose M here: the 224 On a unicore system it's safe to say !! 540 module will be called openpromfs. 225 541 226 config CMDLINE !! 542 Only choose N if you know in advance that you will not need to modify 227 string "Default kernel command string" !! 543 OpenPROM settings on the running system. 228 default "" << 229 help << 230 On some architectures there is curre << 231 to pass arguments to the kernel. For << 232 supply some command-line options at << 233 here. << 234 544 235 menu "Debugging options" !! 545 # Makefile helpers >> 546 config SPARC64_PCI >> 547 bool >> 548 default y >> 549 depends on SPARC64 && PCI 236 550 237 config JUMP_UPON_UNHANDLED_EXCEPTION !! 551 config SPARC64_PCI_MSI 238 bool "Try to die gracefully" !! 552 bool 239 default y 553 default y 240 help !! 554 depends on SPARC64_PCI && PCI_MSI 241 Now this puts kernel into infinite l << 242 your kernel crashes this doesn't hav << 243 555 244 Say Y if you are unsure. !! 556 endmenu 245 557 246 config OPENRISC_ESR_EXCEPTION_BUG_CHECK !! 558 menu "Executable file formats" 247 bool "Check for possible ESR exception << 248 default n << 249 help << 250 This option enables some checks that << 251 in kernel. << 252 559 253 Say N if you are unsure. !! 560 source "fs/Kconfig.binfmt" 254 561 255 endmenu !! 562 config COMPAT >> 563 bool >> 564 depends on SPARC64 >> 565 default y >> 566 select COMPAT_BINFMT_ELF >> 567 select HAVE_UID16 >> 568 select ARCH_WANT_OLD_COMPAT_IPC >> 569 select COMPAT_OLD_SIGACTION >> 570 >> 571 config SYSVIPC_COMPAT >> 572 bool >> 573 depends on COMPAT && SYSVIPC >> 574 default y >> 575 >> 576 config KEYS_COMPAT >> 577 def_bool y if COMPAT && KEYS 256 578 257 endmenu 579 endmenu >> 580 >> 581 source "net/Kconfig" >> 582 >> 583 source "drivers/Kconfig" >> 584 >> 585 source "drivers/sbus/char/Kconfig" >> 586 >> 587 source "fs/Kconfig" >> 588 >> 589 source "arch/sparc/Kconfig.debug" >> 590 >> 591 source "security/Kconfig" >> 592 >> 593 source "crypto/Kconfig" >> 594 >> 595 source "lib/Kconfig"
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